000			00313nam a2200145 4500
082			_aR 030 NEW.20
100			_a
245			_aNew book of knowledge, Vol.20: W.X; Y.Z
250			_a
260			_aNew York _bGrolier _c1976
300			_a
490			_a
650			_aGeneral encyclopedic works
942			_cBK
999			_c585263 _d585263